Page 243 - DECO401_MICROECONOMIC_THEORY_HINDI

bdkbZ 10 % le&mRikn oØ

Lo&ewY;kadu (Self Assessment) uksV

fjDr LFkku Hkfj, (Fill in the blanks)μ
----------------------
1- le&mRikn oØ og oØ gS tks mRiknu lkèkuksa osQ fofHkUu laHko la;ksxksa dks djrh gSA
----------------------
2- le&mRikn oØksa dks leku mRiknu ;k le&mRikn ;k mRiknu oØ Hkh dgk tkrk gSA
----------------------
3- mRiknu ij ?kVrs izfriQy dk ykxw gksrk gSA

10-4 le&mRikn oØ dk <yku vkSj rduhdh izfrLFkkiu dh lhekar nj
(Slope of Isoquant Curve and Marginal Rate of Technical
Substitution)

le&mRikn oØ dk <yku ,d lkèku dh nwljs osQ fy, izfrLFkkiu dh nj gSA ;g crykrk fd mRiknu dks
fLFkj j[krs gq, ,d lkèku dk nwljs osQ fy, izfrLFkkiu fd;k tkrk gSA le&mRikn oØ osQ <yku }kjk gesa
,d lkèku (Je) dk nwljs lkèku (iw¡th) osQ fy, izfrLFkkiu dh rduhdh laHkkouk osQ ckjs esa lwpuk izkIr
gksrh gSA blh dkj.k ls le&mRikn oØ osQ <yku dks rduhdh izfrLFkkiu dh lhekar nj (MRTS) dgk
tkrk gSA lkèku&Y osQ fy, lkèku–X dh rduhdh
izfrLFkkiu dh lhekar nj (Marginal Rate of Technical rduhdh izfrLFkkiu dh lhekar nj
D;k gS\
Substitution) og nj gS ftlesa mRiknu osQ Lrj dks fLFkj
;g og nj gS ftl ij mRiknu osQ ,d
j[krs gq, Y dk X osQ fy, izfrLFkkiu fd;k tkrk gSA
fLFkj Lrj osQ fy;s ,d lkèku dk nwljs
fyIlh osQ vuqlkj] ^^rduhdh izfrLFkkiu dh lhekar nj og
lkèku osQ fy, izfrLFkkiu fd;k tkrk gSA
nj gS ftl ij ,d lkèku dk nwljs lkèku osQ fy,
izfrLFkkiu fd;k tkrk gS tcfd mRiknu fLFkj jgrk gSA** (The marginal rate of technical
substitution may be defined as the rate at which one factor is substituted for
another with output held constant. —Lipsey)
;fn lkèku-Y iw¡th gS vkSj lkèku-X Je gS rd iw¡th osQ fy, Je dh rduhdh izfrLFkkiu dh lhekar nj
og nj gS ftl ij mRiknu osQ Lrj dks fLFkj j[krs gq,] Je dk iw¡th osQ fy, izfrLFkkiu fd;k tk ldrk
gSA fp=k 10-1 esa fcanq ‘A’ ij] mnkgj.k osQ fy,] 100 bdkb;ksa dk mRiknu iw¡th dh 90 bdkb;ksa rFkk Je
dh 10 bdkb;ksa }kjk gksrk gSA fcanq-B ij] iw¡th dh 60 bdkb;k¡ vkSj Je dh 20 bdkb;k¡ osQ la;ksx }kjk Hkh
leku mRiknu gksrk gSA ‘A’ vkSj ‘B’ osQ chp le&mRiknu oØ dk <yku iw¡th dh 30 bdkb;k¡ vkSj Je dh
10 bdkb;k¡ gSa] ftldk vfHkizk; ;g gS fd fcanq ‘A’ ij mRiknu dks fcuk izHkkfor fd, iw¡th dh 30 bdkb;ksa
osQ fy, Je dh 10 bdkb;ksa dk izfrLFkkiu fd;k tk ldrk gSA xf.krh; rjhosQ ls ge MRTS dks fuEu
izdkj ls ifjHkkf"kr djrs gSaμ
Δ K
MRTS =
Δ L

(MRTS = rduhdh izfrLFkkiu dh lhekar nj_ ΔK = iw¡th esa ifjorZu_ ΔK = Je esa ifjorZu)
vU; 'kCnksa esa] FkksM+k vfèkd Je yxkus ls mRiknu esa tks o`f¼ gksrh gS og FkksM+h de iw¡th yxkus ls mRiknu
esa gksus okyh gkfu osQ cjkcj gksxhA Je dh la[;k esa gksus okyh o`f¼ ΔL osQ iQyLo:i mRiknu esa ΔTP
osQ cjkcj o`f¼ gksrh gSA blh izdkj iw¡th dh ek=kk ΔK esa gksus okyh deh osQ dkj.k mRiknu esa ΔTP dh
deh gksxhA
Δ TP Δ TP
blfy, = ...(i)
Δ K Δ L

LOVELY PROFESSIONAL UNIVERSITY 237